| /* |
| * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the OpenSSL license (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| #ifndef HEADER_RAND_H |
| # define HEADER_RAND_H |
| |
| # include <stdlib.h> |
| # include <openssl/ossl_typ.h> |
| # include <openssl/e_os2.h> |
| # include <openssl/randerr.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct rand_meth_st { |
| int (*seed) (const void *buf, int num); |
| int (*bytes) (unsigned char *buf, int num); |
| void (*cleanup) (void); |
| int (*add) (const void *buf, int num, double randomness); |
| int (*pseudorand) (unsigned char *buf, int num); |
| int (*status) (void); |
| }; |
| |
| int RAND_set_rand_method(const RAND_METHOD *meth); |
| const RAND_METHOD *RAND_get_rand_method(void); |
| # ifndef OPENSSL_NO_ENGINE |
| int RAND_set_rand_engine(ENGINE *engine); |
| # endif |
| |
| RAND_METHOD *RAND_OpenSSL(void); |
| |
| # if OPENSSL_API_COMPAT < 0x10100000L |
| # define RAND_cleanup() while(0) continue |
| # endif |
| int RAND_bytes(unsigned char *buf, int num); |
| int RAND_priv_bytes(unsigned char *buf, int num); |
| DEPRECATEDIN_1_1_0(int RAND_pseudo_bytes(unsigned char *buf, int num)) |
| |
| void RAND_seed(const void *buf, int num); |
| void RAND_keep_random_devices_open(int keep); |
| |
| # if defined(__ANDROID__) && defined(__NDK_FPABI__) |
| __NDK_FPABI__ /* __attribute__((pcs("aapcs"))) on ARM */ |
| # endif |
| void RAND_add(const void *buf, int num, double randomness); |
| int RAND_load_file(const char *file, long max_bytes); |
| int RAND_write_file(const char *file); |
| const char *RAND_file_name(char *file, size_t num); |
| int RAND_status(void); |
| |
| # ifndef OPENSSL_NO_EGD |
| int RAND_query_egd_bytes(const char *path, unsigned char *buf, int bytes); |
| int RAND_egd(const char *path); |
| int RAND_egd_bytes(const char *path, int bytes); |
| # endif |
| |
| int RAND_poll(void); |
| |
| # if defined(_WIN32) && (defined(BASETYPES) || defined(_WINDEF_H)) |
| /* application has to include <windows.h> in order to use these */ |
| DEPRECATEDIN_1_1_0(void RAND_screen(void)) |
| DEPRECATEDIN_1_1_0(int RAND_event(UINT, WPARAM, LPARAM)) |
| # endif |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |